Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quais campeonatos foram disputados no saibro e o oponente foi Virginia Ruano Pascual Paola Suárez?
 ###Tabelas: CREATE TABLE grand_slams:11_finals_9_titles_2_runner-ups (grand_slams:11_finals_9_titles_2_runner-ups_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Year INT, Championship VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponent VARCHAR, Score VARCHAR) CREATE TABLE season_averages (season_averages_id AUTO_INCREMENT PRIMARY KEY, Season INT, Total Attendance INT, Games INT, Average INT, High avg. INT, Team VARCHAR, No. Of Clubs INT) CREATE TABLE rushing (rushing_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Gain INT, Loss INT, Long INT, Avg/G INT) CREATE TABLE hawai'i (hawai'i_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Summit VARCHAR, Country VARCHAR, Island VARCHAR, Col (m) INT) CREATE TABLE seasonal_ratings_broadcast_history (seasonal_ratings_broadcast_history_id AUTO_INCREMENT PRIMARY KEY, Season INT, Network VARCHAR, Time slot VARCHAR, Season premiere VARCHAR, Season finale VARCHAR, Episode count INT, TV season VARCHAR, Season rank VARCHAR, Viewers (in millions) INT)  
SELECT Championship FROM grand_slams:11_finals_9_titles_2_runner-ups WHERE Surface = Clay AND Opponent = Virginia Ruano Pascual Paola Suárez